Seconsett Island, MA
Full City Profile · Massachusetts · Dukes County County
5.0
/5.0
A+
Excellent
138
Population
1,380/sq mi density
52°F
Avg Temperature
A+
Overall
5.0 / 5.0
Strong
A+
Education
5.0 / 5.0
68.0% bachelor's degree or higher
Seconsett Island experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 32°F in January while summers reach 72°F in July. Annual precipitation totals 42.1 inches. The area receives 25.3 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
32°F Jan (0°C)
72°F Jul (22°C)
| Annual Average | 51.7°F |
| 4% below US avg | |
| January Average | 32°F (0°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 14 ft (4 m) |
| Area | 0.1 sq mi (0.3 km²) |
| Population Density | 1,380/sq mi |
| Coordinates | 41.5668°N, 70.5122°W |
| Timezone | America/New_York |
| County | Dukes County County |
| Nearest Airport | New Bedford Regional (EWB) 24 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 92.7% |
| Unhealthy Days | 1 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0445 ppm |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 16.8 / 100 |
| Social Vulnerability | 26.8 / 100 |
| Community Resilience | 99.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Coastal Flood | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 3.3 in | Coldest |
| February | 33°F (1°C) | 2.6 in | Driest |
| March | 37°F (3°C) | 4.0 in | |
| April | 47°F (8°C) | 3.7 in | |
| May | 56°F (13°C) | 3.3 in | |
| June | 65°F (18°C) | 3.2 in | |
| July | 72°F (22°C) | 2.8 in | Warmest |
| August | 72°F (22°C) | 3.4 in | |
| September | 66°F (19°C) | 3.8 in | |
| October | 56°F (13°C) | 4.4 in | Wettest |
| November | 46°F (8°C) | 4.0 in | |
| December | 38°F (3°C) | 3.8 in |
Seconsett Island has a seasonal temperature swing of 40°F / from 32°F in January to 72°F in July. Total annual precipitation is 42.1 inches, with October being the wettest month (4.4") and February the driest (2.6").